diff options
author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-07-06 21:35:53 +0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-07-19 09:43:58 +0300 |
commit | 559cd8b836a15f27b40e877e7158373ecb43fc76 (patch) | |
tree | ea67255a54db5d0ec5e537e90bc3d98be5b16af0 /drivers/media | |
parent | 6961f5d60108bb8f4a3154bb3780011a26323537 (diff) | |
download | linux-559cd8b836a15f27b40e877e7158373ecb43fc76.tar.xz |
media: ti-vpe: cal: Store sensor-related data in cal_camerarx
The sensor is connected to the CAMERARX. Store its pointer, as well as
the sensor pixel rate and the endpoint, in the cal_camerarx. This
prepares for decoupling the cal_camerarx and cal_ctx.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/platform/ti-vpe/cal.c | 59 |
1 files changed, 30 insertions, 29 deletions
diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c index 7ec2b6febf71..eb5fd81eda37 100644 --- a/drivers/media/platform/ti-vpe/cal.c +++ b/drivers/media/platform/ti-vpe/cal.c @@ -339,6 +339,10 @@ struct cal_camerarx { struct cal_dev *cal; unsigned int instance; + + struct v4l2_fwnode_endpoint endpoint; + struct v4l2_subdev *sensor; + unsigned int external_rate; }; struct cal_dev { @@ -369,8 +373,6 @@ struct cal_ctx { struct v4l2_ctrl_handler ctrl_handler; struct video_device vdev; struct v4l2_async_notifier notifier; - struct v4l2_subdev *sensor; - struct v4l2_fwnode_endpoint endpoint; struct cal_dev *cal; struct cal_camerarx *phy; @@ -394,7 +396,6 @@ struct cal_ctx { unsigned int num_active_fmt; unsigned int sequence; - unsigned int external_rate; struct vb2_queue vb_vidq; unsigned int csi2_port; unsigned int cport; @@ -587,6 +588,7 @@ static struct cal_camerarx *cc_create(struct cal_dev *cal, phy->cal = cal; phy->instance = instance; + phy->external_rate = 192000000; phy->res = platform_get_resource_byname(pdev, IORESOURCE_MEM, (instance == 0) ? @@ -778,12 +780,12 @@ static void csi2_phy_config(struct cal_ctx *ctx) unsigned int ths_term, ths_settle; unsigned int csi2_ddrclk_khz; struct v4l2_fwnode_bus_mipi_csi2 *mipi_csi2 = - &ctx->endpoint.bus.mipi_csi2; + &ctx->phy->endpoint.bus.mipi_csi2; u32 num_lanes = mipi_csi2->num_data_lanes; /* DPHY timing configuration */ /* CSI-2 is DDR and we only count used lanes. */ - csi2_ddrclk_khz = ctx->external_rate / 1000 + csi2_ddrclk_khz = ctx->phy->external_rate / 1000 / (2 * num_lanes) * ctx->fmt->bpp; ctx_dbg(1, ctx, "csi2_ddrclk_khz: %d\n", csi2_ddrclk_khz); @@ -978,7 +980,7 @@ static void csi2_lane_config(struct cal_ctx *ctx) u32 lane_mask = CAL_CSI2_COMPLEXIO_CFG_CLOCK_POSITION_MASK; u32 polarity_mask = CAL_CSI2_COMPLEXIO_CFG_CLOCK_POL_MASK; struct v4l2_fwnode_bus_mipi_csi2 *mipi_csi2 = - &ctx->endpoint.bus.mipi_csi2; + &ctx->phy->endpoint.bus.mipi_csi2; int lane; set_field(&val, mipi_csi2->clock_lane + 1, lane_mask); @@ -1149,22 +1151,22 @@ static void cal_wr_dma_addr(struct cal_ctx *ctx, unsigned int dmaaddr) reg_write(ctx->cal, CAL_WR_DMA_ADDR(ctx->csi2_port), dmaaddr); } -static int cal_get_external_info(struct cal_ctx *ctx) +static int cal_get_external_info(struct cal_camerarx *phy) { struct v4l2_ctrl *ctrl; - if (!ctx->sensor) + if (!phy->sensor) return -ENODEV; - ctrl = v4l2_ctrl_find(ctx->sensor->ctrl_handler, V4L2_CID_PIXEL_RATE); + ctrl = v4l2_ctrl_find(phy->sensor->ctrl_handler, V4L2_CID_PIXEL_RATE); if (!ctrl) { - ctx_err(ctx, "no pixel rate control in subdev: %s\n", - ctx->sensor->name); + phy_err(phy, "no pixel rate control in subdev: %s\n", + phy->sensor->name); return -EPIPE; } - ctx->external_rate = v4l2_ctrl_g_ctrl_int64(ctrl); - ctx_dbg(3, ctx, "sensor Pixel Rate: %d\n", ctx->external_rate); + phy->external_rate = v4l2_ctrl_g_ctrl_int64(ctrl); + phy_dbg(3, phy, "sensor Pixel Rate: %u\n", phy->external_rate); return 0; } @@ -1319,7 +1321,7 @@ static int __subdev_get_format(struct cal_ctx *ctx, sd_fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE; sd_fmt.pad = 0; - ret = v4l2_subdev_call(ctx->sensor, pad, get_fmt, NULL, &sd_fmt); + ret = v4l2_subdev_call(ctx->phy->sensor, pad, get_fmt, NULL, &sd_fmt); if (ret) return ret; @@ -1342,7 +1344,7 @@ static int __subdev_set_format(struct cal_ctx *ctx, sd_fmt.pad = 0; *mbus_fmt = *fmt; - ret = v4l2_subdev_call(ctx->sensor, pad, set_fmt, NULL, &sd_fmt); + ret = v4l2_subdev_call(ctx->phy->sensor, pad, set_fmt, NULL, &sd_fmt); if (ret) return ret; @@ -1423,7 +1425,7 @@ static int cal_try_fmt_vid_cap(struct file *file, void *priv, fse.code = fmt->code; fse.which = V4L2_SUBDEV_FORMAT_ACTIVE; for (fse.index = 0; ; fse.index++) { - ret = v4l2_subdev_call(ctx->sensor, pad, enum_frame_size, + ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_frame_size, NULL, &fse); if (ret) break; @@ -1521,7 +1523,8 @@ static int cal_enum_framesizes(struct file *file, void *fh, fse.code = fmt->code; fse.which = V4L2_SUBDEV_FORMAT_ACTIVE; - ret = v4l2_subdev_call(ctx->sensor, pad, enum_frame_size, NULL, &fse); + ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_frame_size, NULL, + &fse); if (ret) return ret; @@ -1577,7 +1580,7 @@ static int cal_enum_frameintervals(struct file *file, void *priv, return -EINVAL; fie.code = fmt->code; - ret = v4l2_subdev_call(ctx->sensor, pad, enum_frame_interval, + ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_frame_interval, NULL, &fie); if (ret) return ret; @@ -1675,11 +1678,11 @@ static int cal_start_streaming(struct vb2_queue *vq, unsigned int count) addr = vb2_dma_contig_plane_dma_addr(&ctx->cur_frm->vb.vb2_buf, 0); ctx->sequence = 0; - ret = cal_get_external_info(ctx); + ret = cal_get_external_info(ctx->phy); if (ret < 0) goto err; - ret = v4l2_subdev_call(ctx->sensor, core, s_power, 1); + ret = v4l2_subdev_call(ctx->phy->sensor, core, s_power, 1); if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) { ctx_err(ctx, "power on failed in subdev\n"); goto err; @@ -1696,9 +1699,9 @@ static int cal_start_streaming(struct vb2_queue *vq, unsigned int count) enable_irqs(ctx); csi2_phy_init(ctx); - ret = v4l2_subdev_call(ctx->sensor, video, s_stream, 1); + ret = v4l2_subdev_call(ctx->phy->sensor, video, s_stream, 1); if (ret) { - v4l2_subdev_call(ctx->sensor, core, s_power, 0); + v4l2_subdev_call(ctx->phy->sensor, core, s_power, 0); ctx_err(ctx, "stream on failed in subdev\n"); pm_runtime_put_sync(&ctx->cal->pdev->dev); goto err; @@ -1755,10 +1758,10 @@ static void cal_stop_streaming(struct vb2_queue *vq) disable_irqs(ctx); csi2_phy_deinit(ctx); - if (v4l2_subdev_call(ctx->sensor, video, s_stream, 0)) + if (v4l2_subdev_call(ctx->phy->sensor, video, s_stream, 0)) ctx_err(ctx, "stream off failed in subdev\n"); - ret = v4l2_subdev_call(ctx->sensor, core, s_power, 0); + ret = v4l2_subdev_call(ctx->phy->sensor, core, s_power, 0); if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) ctx_err(ctx, "power off failed in subdev\n"); @@ -1849,8 +1852,6 @@ static int cal_complete_ctx(struct cal_ctx *ctx) struct vb2_queue *q; int ret; - ctx->external_rate = 192000000; - /* initialize locks */ spin_lock_init(&ctx->slock); mutex_init(&ctx->mutex); @@ -1906,13 +1907,13 @@ static int cal_async_bound(struct v4l2_async_notifier *notifier, unsigned int i, j, k; int ret = 0; - if (ctx->sensor) { + if (ctx->phy->sensor) { ctx_info(ctx, "Rejecting subdev %s (Already set!!)", subdev->name); return 0; } - ctx->sensor = subdev; + ctx->phy->sensor = subdev; ctx_dbg(1, ctx, "Using sensor %s for capture\n", subdev->name); /* Enumerate sub device formats and enable all matching local formats */ @@ -2065,7 +2066,7 @@ static int of_cal_create_instance(struct cal_ctx *ctx, int inst) parent = pdev->dev.of_node; - endpoint = &ctx->endpoint; + endpoint = &ctx->phy->endpoint; ep_node = NULL; port = NULL; |